diff --git a/test-prerequisites.yml b/test-prerequisites.yml
index 72bbfed..28808db 100755
--- a/test-prerequisites.yml
+++ b/test-prerequisites.yml
@@ -6,6 +6,14 @@
   strategy: free
 
   tasks:
+  - name: assert IPv4 DNS entry
+    local_action: shell dig A {{ inventory_hostname }} | egrep '^{{ inventory_hostname }}'
+    changed_when: False
+
+  - name: assert IPv6 DNS entry
+    local_action: shell dig AAAA {{ inventory_hostname }} | egrep '^{{ inventory_hostname }}'
+    changed_when: False
+
   - name: test access to admin account (ssh key neccessary!)
     command: "true"
     changed_when: False
@@ -16,6 +24,6 @@
     become: True
     become_user: root
 
-  - name: check OS type and version  # TODO: include debian
+  - name: fail on wrong OS type and version  # TODO: include debian
     fail: msg="unsupported OS type or version - {{ ansible_distribution }} {{ ansible_distribution_major_version }}"
     when: not ( ansible_distribution=="Ubuntu" and ansible_distribution_major_version|int==14 )